28772216

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1$

素因数の和:300

約数の個数: 64

約数和(自身を含む): 62208000

約数和(自身を除く): 33435784

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 53, 62, 88, 106, 124, 199, 212, 248, 341, 398, 424, 583, 682, 796, 1166, 1364, 1592, 1643, 2189, 2332, 2728, 3286, 4378, 4664, 6169, 6572, 8756, 10547, 12338, 13144, 17512, 18073, 21094, 24676, 36146, 42188, 49352, 67859, 72292, 84376, 116017, 135718, 144584, 232034, 271436, 326957, 464068, 542872, 653914, 928136, 1307828, 2615656, 3596527, 7193054, 14386108, 28772216]

約数ペア:

[(1, 28772216), (2, 14386108), (4, 7193054), (8, 3596527), (11, 2615656), (22, 1307828), (31, 928136), (44, 653914), (53, 542872), (62, 464068), (88, 326957), (106, 271436), (124, 232034), (199, 144584), (212, 135718), (248, 116017), (341, 84376), (398, 72292), (424, 67859), (583, 49352), (682, 42188), (796, 36146), (1166, 24676), (1364, 21094), (1592, 18073), (1643, 17512), (2189, 13144), (2332, 12338), (2728, 10547), (3286, 8756), (4378, 6572), (4664, 6169)]